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Potassium
Actinium
Americium
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astatine
baruim
Berkelium
Beryllium
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Bohrium
Boron
Bromine
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Calcium
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http://www.webelements.com/
This web site say "Calcium as an element (CA) is a grey silvery metal"
The Calcium that is in your body is made from leaves, bones, teeth, and, shells.
Calcium is the fifth element in the Earth’s crust and makes up more than 3% of the Earth’s crust.
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- http://www.webelements.com/ This web site say "Calcium as an element (CA) is a grey silvery metal"
The Calcium that is in your body is made from leaves, bones, teeth, and, shells.Calcium is the fifth element in the Earth’s crust and makes up more than 3% of the Earth’s crust.